return = {
	master = {
		HOST = "127.0.0.1",
		PORT = 3306,
		USER = "root",
		PASSWORD = "root",
		DATABASE = "test",
	},
	slave = {
		HOST = "127.0.0.1",
		PORT = 3306,
		USER = "root",
		PASSWORD = "",
		DATABASE = "test",
	}
}
